Heat Transfer In case of evaporators, liquid entrainment results primarily due to high heat transfer rate foaming of the solution high heat transfer rate high vacuum in the evaporator high heat transfer rate foaming of the solution high heat transfer rate high vacuum in the evaporator ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Calburn analogy is applicable for the value of Prandtl number from 0.001 to 1 120 to 400 0.5 to 5 0.6 to 120 0.001 to 1 120 to 400 0.5 to 5 0.6 to 120 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If a single tube pass heat exchanger is converted to two pass, then for the same flow rate, the pressure drop per unit length in tube side will Decrease by 22 Increase by 1.8 times Increase by 216 Remain unchanged Decrease by 22 Increase by 1.8 times Increase by 216 Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Grashhoff number is given by gD³βΔtP²/μ gD2βΔtρ/μ² gD2βΔtP²μ gD³.β.Δtρ²/μ² gD³βΔtP²/μ gD2βΔtρ/μ² gD2βΔtP²μ gD³.β.Δtρ²/μ² ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ heat exchanger is the most suitable, when the temperature of shell side fluid is much higher than that of tube side. U-tube Three pass, fixed tube sheet None of these Single pass, fixed tube sheet U-tube Three pass, fixed tube sheet None of these Single pass, fixed tube sheet ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer With increase in porosity, the thermal conductivity of a solid substance Decreases May increase or decrease; depends on the solid Remains unchanged Increases Decreases May increase or decrease; depends on the solid Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP
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